---
title: Size
framework: quicktime-file-format
role: symbol
role_heading: Data field
path: quicktime-file-format/audio_channel_layout_atom/size
---

# Size

An unsigned 32-bit integer holding the size of the audio channel layout atom.

## See Also

### Data fields

- [Type](quicktime-file-format/audio_channel_layout_atom/type.md)
- [Version](quicktime-file-format/audio_channel_layout_atom/version.md)
- [Flags](quicktime-file-format/audio_channel_layout_atom/flags.md)
- [Audio channel layout](quicktime-file-format/audio_channel_layout_atom/audio_channel_layout.md)